Cmb2004 - Study guides, Class notes & Summaries

CMB2004 Exam Questions And Answers 100% Verified. What is the specific/adaptive immunity? - answerinduced by exposure to an infection, very specific and has memory Describe the receptors in the specific immune response - answerclonaly distributed, a large repitoire at a low frequency What is clonal selection? - answerduring development, cells recognising self material are destroyed leaving only those recognising non-self Whats the role of clonal selection? - answerreduces the repertoire ...

CMB2004 Exam Questions And Answers 100% Verified. What are the 4 sources of infection? - answerBacteria, viruses, fungi, parasites What does the immune system need to be able to do for an effective immune response? - answer1- Be able to recognise and respond to any invading organism 2- Not over react to benign or self 3- Be able to direct different effector mechanisms against different pathogens approximately how many bacteria are their and how many are named? - answer10^9 bacteria and 3...

Cmb2004 Exam Questions With Verified Answers Pathogens that may infect mammals can include fungi, bacteria, viruses as well as large, multi- cellular organisms such as - answerhelminths The first phase of an immune response is known as as the innate response with the second phase called the - answeracquired/adaptive The acquired phase is specific and relies on the detection of infectious agents using - answer.receptors expressed by lymphocytes The process by which enough cells expressing...

CMB 2004 BIOLOGY OF THE IMMUNE SYSTEM EXAM QUESTIONS AND CORRECT ANSWERS..

CMB 2004 IMMUNITY EXAM QUESTIONS AND ANSWERS...

CMB2004 Lecture 4 Exam Questions With Verified Answers Bone marrow - answerOrigin of haematopoietic stem cells? Bone Marrow - answerSite of B cell development to the stage of immature B cell? kappa - answerwhat light chain is expressed first? negative selection - answerIf BCR expressed by immature B cell binds to self cell surface antigen, the B cell is removed via? PAX5 - answerTF that haematopoeitic cells express leading to B cell development plasma/memory cells - answerActivated B cel...

CMB 2004 QUESTIONS WITH VERIFIED ANSWERS...

©THEBRIGHTSTARS 2024 CMB2004 Exam Questions With Verified Answers Why do we need immunological tolerance? - answerThis allows us to get random generation of the repertoire of BCR and TCR This means self-reactive specificities will be made Without tolerance, we will get self destruction How do lymphocytes become tolerant? - answerCentral tolerance - they encounter antigens in the central lymphoid organs when they are immature Peripheral tolerance - they encounter antigens in the periphe...

CMB2004 Exam Questions With Verified Answers. What is a pathogen? - answerA microorganism that causes disease e.g. bacteria, fungi, virus, parasite For an effective immune response the immune system must... - answer- be able to recognise and respond to any invading organism - not over react to benign or self - be able to direct different effector mechanisms against different pathogens What is specific/adaptive immunity? - answer- it is induced by exposure to a particular infection - sh...

CMB2001 L01 Exam Questions With Verified Answers. What is the span of the core/basal region of the eukaryotic promoter? - answer-30 to +30nt What elements are in the core region of the eukaryotic promoter? - answerTATA box Inr (initiator) DPE (downstream promoter element) BRE (TFIIB recognition element) Describe the TATA box consensus sequence - answer-31 to -26nt, TATAWAWR Describe the Inr sequence - answer-2 to +4nt, YYANWYY with an A at +1 What is observed in core promoter CpG island...